HTTP Request Smuggling Affecting io.ktor:ktor-client-cio package, versions [,1.3.0)


Severity

0.0
medium
0
10

    Threat Intelligence

    EPSS
    0.07% (31st percentile)

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  • Snyk ID SNYK-JAVA-IOKTOR-543495
  • published 27 Jan 2020
  • disclosed 27 Jan 2020
  • credit Unknown

How to fix?

Upgrade io.ktor:ktor-client-cio to version 1.3.0 or higher.

Overview

io.ktor:ktor-client-cio is a framework for quickly creating web applications in Kotlin with minimal effort.

Affected versions of this package are vulnerable to HTTP Request Smuggling. Request smuggling is possible when running behind a proxy that doesn't handle Content-Length and Transfer-Encoding properly or doesn't handle \n as a headers separator.

References

CVSS Scores

version 3.1
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Snyk

5.9 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

7.5 high